examples/flickrdemo/connectivityhelper.cpp
changeset 0 876b1a06bc25
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/examples/flickrdemo/connectivityhelper.cpp	Wed Aug 25 15:49:42 2010 +0300
@@ -0,0 +1,87 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "connectivityhelper.h"
+
+#include <QMessageBox>
+#include <QWidget>
+#include <QTimer>
+
+ConnectivityHelper::ConnectivityHelper(QNetworkSession *session, QWidget *parent) : QObject(parent),
+        m_session(session)
+{
+    connect(m_session,
+            SIGNAL(error(QNetworkSession::SessionError)),
+            this,
+            SLOT(error(QNetworkSession::SessionError)));
+}
+
+void ConnectivityHelper::error(QtMobility::QNetworkSession::SessionError error)
+{
+    if (error == QNetworkSession::UnknownSessionError) {
+        if (m_session->state() == QNetworkSession::Connecting) {
+            QMessageBox msgBox(qobject_cast<QWidget *>(parent()));
+            msgBox.setText("This application requires network access to function.");
+            msgBox.setInformativeText("Press Cancel to quit the application.");
+            msgBox.setIcon(QMessageBox::Information);
+            msgBox.setStandardButtons(QMessageBox::Retry | QMessageBox::Cancel);
+            msgBox.setDefaultButton(QMessageBox::Retry);
+            int ret = msgBox.exec();
+            if (ret == QMessageBox::Retry) {
+                QTimer::singleShot(0, m_session, SLOT(open()));
+            } else if (ret == QMessageBox::Cancel) {
+                emit networkingCancelled();
+            }
+        }
+    } else if (error == QNetworkSession::SessionAbortedError) {
+        QMessageBox msgBox(qobject_cast<QWidget *>(parent()));
+        msgBox.setText("Out of range of network.");
+        msgBox.setInformativeText("Move back into range and press Retry, or press Cancel to quit the application.");
+        msgBox.setIcon(QMessageBox::Warning);
+        msgBox.setStandardButtons(QMessageBox::Retry | QMessageBox::Cancel);
+        msgBox.setDefaultButton(QMessageBox::Retry);
+        int ret = msgBox.exec();
+        if (ret == QMessageBox::Retry) {
+            QTimer::singleShot(0, m_session, SLOT(open()));
+        } else if (ret == QMessageBox::Cancel) {
+            emit networkingCancelled();
+        }
+    }
+}